Mobile search makes up 50%-75% of all search today, so besides being mobile to be included in all the organic search, you may also want an App to capture and interact with your customers and potential customers.
The short answer: You have to have a mobile site, you really should have an App for your business if you have repeat customers (or you want them!)
Basic apps start at $599
Hosting on Apple/Google Play is $30/month
Can you afford not to adopt the newest technology
Get into their phones and you are in their pocket!
Reach your clients 24/7 via text messages!